Harvard and John Hopkins Universities have done studies, the conclusions:50% of buildings, old and new, have mold.Resulting in a 50-100% increase in respiratory problems.The Mayo Clinic says – 1 in 7 Americans suffers from acute fungal sinustis,resulting from exposure to mold.For thousands of years of research and recorded medical use clearly prove that most viruses, fungi,and bacteria do not live in the presence of oils high in phenols, carcacrol, thymol, and terpenes. Lemon, rosemary and eucalyptus oils contain d-limonene, cinede, beta-myrcene, alpha-pinene,beta-pinene and camphor. Cinnamaldehyde is a major component in it's essential cinnamon oil.Eugenol is found in both it's clove and cinnamon oils.